344 lines
12 KiB
C++
344 lines
12 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: event.cpp 4926 2011-10-29 18:13:35Z wschweer $
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//
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// Copyright (C) 2008-2011 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#include "libmscore/xml.h"
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#include "libmscore/note.h"
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#include "event.h"
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namespace Ms {
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//---------------------------------------------------------
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// MidiCoreEvent::write
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//---------------------------------------------------------
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void MidiCoreEvent::write(Xml& xml) const
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{
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switch(_type) {
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case ME_NOTEON:
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xml.tagE(QString("note-on channel=\"%1\" pitch=\"%2\" velo=\"%3\"")
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.arg(_channel).arg(_a).arg(_b));
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break;
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case ME_NOTEOFF:
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xml.tagE(QString("note-off channel=\"%1\" pitch=\"%2\" velo=\"%3\"")
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.arg(_channel).arg(_a).arg(_b));
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break;
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case ME_CONTROLLER:
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if (_a == CTRL_PROGRAM) {
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if (_channel == 0) {
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xml.tagE(QString("program value=\"%1\"").arg(_b));
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}
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else {
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xml.tagE(QString("program channel=\"%1\" value=\"%2\"")
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.arg(channel()).arg(_b));
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}
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}
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else {
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if (channel() == 0) {
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xml.tagE(QString("controller ctrl=\"%1\" value=\"%2\"")
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.arg(_a).arg(_b));
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}
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else {
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xml.tagE(QString("controller channel=\"%1\" ctrl=\"%2\" value=\"%3\"")
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.arg(channel()).arg(_a).arg(_b));
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}
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}
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break;
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default:
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qDebug("MidiCoreEvent::write: unknown type");
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break;
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}
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}
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//---------------------------------------------------------
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// Event::Event
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//---------------------------------------------------------
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Event::Event()
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{
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_type = 0;
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_ontime = -1;
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_noquantOntime = 0;
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_noquantDuration = 0;
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_channel = 0;
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_a = 0;
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_b = 0;
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_duration = 0;
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_tpc = 0;
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_voice = 0;
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_edata = 0;
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_len = 0;
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_metaType = 0;
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_note = 0;
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_tuning = 0.0;
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}
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Event::Event(int t)
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{
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_type = t;
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_ontime = -1;
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_noquantOntime = 0;
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_noquantDuration = 0;
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_channel = 0;
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_a = 0;
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_b = 0;
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_duration = 0;
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_tpc = 0;
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_voice = 0;
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_edata = 0;
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_len = 0;
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_metaType = 0;
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_note = 0;
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_tuning = 0.0;
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}
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Event::Event(const Event& e)
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: PlayEvent(e)
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{
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_type = e._type;
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_ontime = e._ontime;
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_noquantOntime = e._noquantOntime;
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_noquantDuration = e._noquantDuration;
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_channel = e._channel;
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_a = e._a;
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_b = e._b;
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_duration = e._duration;
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_tpc = e._tpc;
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_voice = e._voice;
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_notes = e._notes;
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if (e._edata) {
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_edata = new unsigned char[e._len + 1]; // dont forget trailing zero
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memcpy(_edata, e._edata, e._len+1);
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}
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else
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_edata = 0;
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_len = e._len;
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_metaType = e._metaType;
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_note = e._note;
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_tuning = e._tuning;
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}
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Event::~Event()
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{
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delete[] _edata;
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}
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//---------------------------------------------------------
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// dump
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//---------------------------------------------------------
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void Event::dump() const
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{
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printf("event ");
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switch (_type) {
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case ME_NOTEON: printf("noteon "); break;
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case ME_CONTROLLER: printf("controller"); break;
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case ME_PROGRAM: printf("program "); break;
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default: printf("0x%02x ", _type); break;
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}
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printf(" 0x%02x 0x%02x\n", _a, _b);
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}
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//---------------------------------------------------------
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// isChannelEvent
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//---------------------------------------------------------
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bool MidiCoreEvent::isChannelEvent() const
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{
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switch(_type) {
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case ME_NOTEOFF:
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case ME_NOTEON:
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case ME_POLYAFTER:
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case ME_CONTROLLER:
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case ME_PROGRAM:
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case ME_AFTERTOUCH:
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case ME_PITCHBEND:
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case ME_NOTE:
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case ME_CHORD:
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return true;
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default:
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return false;
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}
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return false;
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}
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//---------------------------------------------------------
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// Event::write
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//---------------------------------------------------------
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void Event::write(Xml& xml) const
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{
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switch(_type) {
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case ME_NOTE:
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xml.tagE(QString("note tick=\"%1\" channel=\"%2\" len=\"%3\" pitch=\"%4\" velo=\"%5\"")
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.arg(_ontime).arg(_channel).arg(_duration).arg(_a).arg(_b));
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break;
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case ME_NOTEON:
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xml.tagE(QString("note-on tick=\"%1\" channel=\"%2\" pitch=\"%3\" velo=\"%4\"")
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.arg(_ontime).arg(_channel).arg(_a).arg(_b));
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break;
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case ME_NOTEOFF:
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xml.tagE(QString("note-off tick=\"%1\" channel=\"%2\" pitch=\"%3\" velo=\"%4\"")
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.arg(_ontime).arg(_channel).arg(_a).arg(_b));
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break;
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case ME_CONTROLLER:
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if (_a == CTRL_PROGRAM) {
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if ((_ontime == -1) && (_channel == 0)) {
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xml.tagE(QString("program value=\"%1\"").arg(_b));
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}
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else {
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xml.tagE(QString("program tick=\"%1\" channel=\"%2\" value=\"%3\"")
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.arg(ontime()).arg(channel()).arg(_b));
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}
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}
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else {
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if ((ontime() == -1) && (channel() == 0)) {
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xml.tagE(QString("controller ctrl=\"%1\" value=\"%2\"")
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.arg(_a).arg(_b));
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}
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else {
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xml.tagE(QString("controller tick=\"%1\" channel=\"%2\" ctrl=\"%3\" value=\"%4\"")
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.arg(ontime()).arg(channel()).arg(_a).arg(_b));
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}
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}
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break;
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case ME_SYSEX:
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xml.stag(QString("sysex tick=\"%1\" len=\"%2\"").arg(ontime()).arg(_len));
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xml.dump(_len, _edata);
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xml.etag();
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break;
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case ME_META:
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switch(metaType()) {
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case META_TRACK_NAME:
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xml.tag(QString("TrackName tick=\"%1\"").arg(ontime()), QString((char*)(edata())));
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break;
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case META_LYRIC:
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xml.tag(QString("Lyric tick=\"%1\"").arg(ontime()), QString((char*)(edata())));
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break;
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case META_KEY_SIGNATURE:
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{
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const char* keyTable[] = {
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"Ces", "Ges", "Des", "As", "Es", "Bes", "F",
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"C",
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"G", "D", "A", "E", "B", "Fis", "Cis"
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};
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int key = (char)(_edata[0]) + 7;
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if (key < 0 || key > 14) {
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qDebug("bad key signature %d", key);
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key = 0;
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}
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QString sex(_edata[1] ? "Minor" : "Major");
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QString keyName(keyTable[key]);
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xml.tag(QString("Key tick=\"%1\" key=\"%2\" sex=\"%3\"").arg(ontime()).arg(_edata[0]).arg(_edata[1]),
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QString("%1 %2").arg(keyName).arg(sex));
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}
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break;
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case META_TIME_SIGNATURE:
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xml.tagE(QString("TimeSig tick=\"%1\" num=\"%2\" denom=\"%3\" metro=\"%4\" quarter=\"%5\"")
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.arg(ontime())
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.arg(int(_edata[0]))
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.arg(int(_edata[1]))
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.arg(int(_edata[2]))
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.arg(int(_edata[3])));
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break;
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case META_TEMPO:
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{
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unsigned tempo = _edata[2] + (_edata[1] << 8) + (_edata[0] << 16);
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xml.tagE(QString("Tempo tick=\"%1\" value=\"%2\"").arg(ontime()).arg(tempo));
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}
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break;
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default:
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xml.stag(QString("Meta tick=\"%1\" type=\"%2\" len=\"%3\" name=\"%4\"")
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.arg(ontime()).arg(metaType()).arg(_len).arg(midiMetaName(metaType())));
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xml.dump(_len, _edata);
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xml.etag();
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break;
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}
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break;
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}
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}
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bool Event::operator==(const Event&) const
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{
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return false; // TODO
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}
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//---------------------------------------------------------
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// midi_meta_name
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//---------------------------------------------------------
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QString midiMetaName(int meta)
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{
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const char* s = "";
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switch (meta) {
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case 0: s = "Sequence Number"; break;
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case 1: s = "Text Event"; break;
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case 2: s = "Copyright"; break;
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case 3: s = "Sequence/Track Name"; break;
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case 4: s = "Instrument Name"; break;
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case 5: s = "Lyric"; break;
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case 6: s = "Marker"; break;
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case 7: s = "Cue Point"; break;
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case 8:
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case 9:
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case 0x0a:
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case 0x0b:
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case 0x0c:
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case 0x0d:
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case 0x0e:
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case 0x0f: s = "Text"; break;
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case 0x20: s = "Channel Prefix"; break;
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case 0x21: s = "Port Change"; break;
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case 0x2f: s = "End of Track"; break;
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case META_TEMPO: s = "Tempo"; break;
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case 0x54: s = "SMPTE Offset"; break;
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case META_TIME_SIGNATURE: s = "Time Signature"; break;
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case META_KEY_SIGNATURE: s = "Key Signature"; break;
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case 0x74: s = "Sequencer-Specific1"; break;
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case 0x7f: s = "Sequencer-Specific2"; break;
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default:
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break;
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}
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return QString(s);
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}
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//---------------------------------------------------------
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// insert
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//---------------------------------------------------------
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void EventList::insert(const Event& e)
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{
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int ontime = e.ontime();
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if (!isEmpty() && last().ontime() > ontime) {
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for (auto i = begin(); i != end(); ++i) {
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if (i->ontime() > ontime) {
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QList<Event>::insert(i, e);
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return;
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}
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}
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}
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append(e);
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}
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}
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